-er -th a-a a-c a-t aaa aac aad aae aah aap aar aat ac- aca acc acd ace ach acp acr act ad- ada adc add ade adh adp adr adt aea aec aed aee aeh aep aer aet aha ahc ahd ahe ahh ahp ahr aht ap- apa apc apd ape aph app apr apt ar- ara arc ard are arh arp arr art at- ata atc atd ate ath atp atr att c-- caa cac cad cae cah cap car cat cca ccc ccd cce cch ccp ccr cct cda cdc cdd cde cdh cdp cdr cdt ce- cea cec ced cee ceh cep cer cet ch- cha chc chd che chh chp chr cht cpa cpc cpd cpe cph cpp cpr cpt cra crc crd cre crh crp crr crt cta ctc ctd cte cth ctp ctr ctt daa dac dad dae dah dap dar dat dca dcc dcd dce dcp dcr dct dda ddc ddd dde ddh ddp ddr ddt de- dea dec ded dee deh dep der det dh- dha dhc dhd dhe dhh dhp dhr dht dpa dpc dpd dpe dph dpp dpr dpt dra drc drd dre drp drr drt dta dtc dtd dte dth dtp dtr dtt eaa eac ead eae eah eap ear eat ec- eca ecc ecd ece ech ecr ect ed- eda edc edd ede edh edp edr edt eea eec eed eee eep eer eet eha ehc ehd ehe ehh ehp ehr eht ep- epa epc epd epe eph epp epr ept era erc erd ere erh erp err ert eta etc etd ete eth etp etr ett haa hac had hae hah hap har hat hca hcc hcd hce hch hcp hcr hct hda hdc hdd hde hdh hdp hdr hdt he- hea hec hed hee heh hep her het hha hhc hhd hhe hhh hhp hhr hht hpa hpc hpd hpe hph hpp hpr hpt hr- hra hrc hrd hre hrh hrp hrr hrt hta htc htd hte hth htp htr htt p-p paa pac pad pae pah pap par pat pca pcc pcd pce pch pcp pcr pct pda pdc pdd pde pdh pdp pdr pdt pea pec ped pee peh pep per pet pha phc phd phe php phr pht ppa ppc ppd ppe pph ppp ppr ppt pra prc prd pre prh prp prr prt pt- pta ptc ptd pte pth ptp ptr ptt ra- raa rac rad rae rah rap rar rat rca rcc rcd rce rch rcp rcr rct rda rdc rdd rde rdh rdp rdr rdt re- rea rec red ree reh rep rer ret rh- rha rhc rhd rhe rhh rhp rhr rht rpa rpc rpd rpe rph rpp rpr rpt rra rrc rrd rrh rrp rrr rrt rta rtc rtd rte rtp rtr rtt taa tac tad tae tah tap tar tat tca tcc tcd tce tch tcp tcr tct tda tdc tdd tde tdh tdp tdr tdt te- tea tec ted tee teh tep ter tet th- tha thc thd the thh thp thr tht tpa tpc tpd tpe tph tpp tpr tpt tra trc trd tre trh trp trr trt tta ttc ttd tte tth ttp ttr ttt